Y. Jung, J. Yoo, S. Myaeng, and D. Han. Web Information Systems Engineering - WISE 2008, volume 5175 of Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2008)
P. Sangameshwar, and G. Palshikar. Natural Language Processing and Information Systems, 18th International Conference on Applications of Natural Language to Information Systems, volume 7934 of Lecture Notes in Computer Science, page 417-420. Springer Berlin Heidelberg, (2013)